Washington (AFP) - The coronavirus pandemic is shaking up the world, but not US foreign policy. As billions hunker down to halt the spread of the virus, President Donald Trump has only ramped up sanctions and other pressure against frequent targets such as Iran and Venezuela. UN Secretary General Antonio Guterres has led calls for an "immediate global ceasefire" to refocus on fighting COVID-19 and on Friday appealed for the "waiving of sanctions that can undermine countries' capacity to respond to the pandemic." The appeals have fallen on deaf ears in Washington. The Trump administration has kept sweeping sanctions on...